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Labby

Develop skills in Linux, DevOps, Cybersecurity, Programming, Data Science, and more through interactive labs and real-world projects.

Location Hong Kong Joined Joined on  Personal website https://labex.io/ twitter website
Hands-On MongoDB: 3 Labs to Filter Collections, Create Schemas, and Model User Profiles
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Hands-On MongoDB: 3 Labs to Filter Collections, Create Schemas, and Model User Profiles

#mongodb #nosql #database #tutorial
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2 min read

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5 Pandas Labs: Master .query(), E-commerce String Cleaning, and Advanced Data Filtering with .where()
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5 Pandas Labs: Master .query(), E-commerce String Cleaning, and Advanced Data Filtering with .where()

#pandas #python #dataanalysis #tutorial
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3 min read
5 Python Projects for DevOps: Build a Network Scanner, Tkinter GUI, and Game Automation Scripts
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5 Python Projects for DevOps: Build a Network Scanner, Tkinter GUI, and Game Automation Scripts

#python #devops #scripting #automation
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3 min read
4 NumPy Labs: Array Creation, Advanced Indexing, Vectorized KNN, and Gradient Edge Detection
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4 NumPy Labs: Array Creation, Advanced Indexing, Vectorized KNN, and Gradient Edge Detection

#numpy #datascience #knn #tutorial
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3 min read
Scikit-Learn 4-Step Path: Mastering Classification with Naive Bayes, SVM, and Essential Metrics
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Scikit-Learn 4-Step Path: Mastering Classification with Naive Bayes, SVM, and Essential Metrics

#scikitlearn #machinelearning #classification #datascience
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3 min read
SQLite Mastery: 5 Labs on Database Backup, CTE Queries, and Linux Setup for Data Management
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SQLite Mastery: 5 Labs on Database Backup, CTE Queries, and Linux Setup for Data Management

#sqlite #sql #database #tutorial
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3 min read
Visualize Data Stories: 5 Matplotlib Labs on Subplots, Scatter, Pie Charts, and Histograms
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Visualize Data Stories: 5 Matplotlib Labs on Subplots, Scatter, Pie Charts, and Histograms

#matplotlib #python #dataviz #datascience
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2 min read
Nmap Mastery Path: 3 Hands-On Labs to Scan, Exploit Vulnerabilities, and Explore Verbosity Levels
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Nmap Mastery Path: 3 Hands-On Labs to Scan, Exploit Vulnerabilities, and Explore Verbosity Levels

#nmap #scanning #cybersecurity #exploitation
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2 min read
Red Hat Enterprise Linux: Hands-On Labs to Extend LVM, Troubleshoot SELinux Policy, and Master Shell Scripting
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Red Hat Enterprise Linux: Hands-On Labs to Extend LVM, Troubleshoot SELinux Policy, and Master Shell Scripting

#rhel #linuxadmin #selinux #shellscripting
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3 min read
Kali Linux Lab: Build Tool Directory, Nmap Port Scan, and Metasploit Console Start
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Kali Linux Lab: Build Tool Directory, Nmap Port Scan, and Metasploit Console Start

#kalilinux #nmap #metasploit #hacking
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2 min read
MongoDB Tutorial: Hands-On Labs to Create MongoDB Collection and Master NoSQL CRUD Operations
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MongoDB Tutorial: Hands-On Labs to Create MongoDB Collection and Master NoSQL CRUD Operations

#mongodb #nosql #tutorial #database
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1 min read
Alibaba Cloud Hands-On: Build AI with TensorFlow, Automate IaC with Terraform, and Secure Websites with WAF
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Alibaba Cloud Hands-On: Build AI with TensorFlow, Automate IaC with Terraform, and Secure Websites with WAF

#alibabacloud #tensorflow #terraform #waf
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2 min read
Hands-On Kali Linux Setup: Verify Version, Environment, and Tool Directory Structure
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Hands-On Kali Linux Setup: Verify Version, Environment, and Tool Directory Structure

#kalilinux #pentesting #cybersecurity #tutorial
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2 min read
Optimizing C++ Fibonacci Performance, Fixing C++14 Bugs, and Singleton Design: 5 Hands-On Labs
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Optimizing C++ Fibonacci Performance, Fixing C++14 Bugs, and Singleton Design: 5 Hands-On Labs

#cpp #performance #designpatterns #tutorial
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4 min read
MongoDB CRUD & Schema Design: 5 Labs to Write Queries, Filter, Delete, and Export Data
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MongoDB CRUD & Schema Design: 5 Labs to Write Queries, Filter, Delete, and Export Data

#mongodb #nosql #crud #schema
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2 min read
Docker Labs: Run Containers, Master Graceful Shutdown (Arctic Mission), and Image Repository Search
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Docker Labs: Run Containers, Master Graceful Shutdown (Arctic Mission), and Image Repository Search

#docker #containers #devops #tutorial
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2 min read
Bash Scripting for Linux Sysadmins: Automate File Metadata, User Management, and Logic Patterns
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Bash Scripting for Linux Sysadmins: Automate File Metadata, User Management, and Logic Patterns

#bash #linuxautomation #sysadmin #shell
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2 min read
JavaScript Kickstart: 4 Hands-On Labs for CSS Selectors, Box Shadows, and Array Manipulation
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JavaScript Kickstart: 4 Hands-On Labs for CSS Selectors, Box Shadows, and Array Manipulation

#javascript #css #webdev #tutorial
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2 min read
HTML Foundation to Full-Stack: 5 Labs Including Vue.js Task Manager and Flask URL Shortener
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HTML Foundation to Full-Stack: 5 Labs Including Vue.js Task Manager and Flask URL Shortener

#html #webdev #vue #flask
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3 min read
Hands-On MongoDB Labs: Insert Data, Update Records (Operators), and Export Data Fast
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Hands-On MongoDB Labs: Insert Data, Update Records (Operators), and Export Data Fast

#mongodb #nosql #database #tutorial
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2 min read
SQLite Mastery: Linux Setup, Efficient INNER/LEFT JOINs, and ON CONFLICT Error Handling
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SQLite Mastery: Linux Setup, Efficient INNER/LEFT JOINs, and ON CONFLICT Error Handling

#sqlite #sql #database #tutorial
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2 min read
5 MongoDB Labs: Filter, Sort, Export, and Delete Data Collections (Your First MongoDB Tutorial)
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5 MongoDB Labs: Filter, Sort, Export, and Delete Data Collections (Your First MongoDB Tutorial)

#mongodb #nosql #tutorial #filtering
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2 min read
Python Path Experiments: Run Scripts from CLI, Configure Networks, and Uncover Object Secrets with __dict__
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Python Path Experiments: Run Scripts from CLI, Configure Networks, and Uncover Object Secrets with __dict__

#python #cli #networking #tutorial
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2 min read
Learn Nmap Network Port Scanning: Hands-On SYN Scans and Target Specification for Security Auditing
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Learn Nmap Network Port Scanning: Hands-On SYN Scans and Target Specification for Security Auditing

#nmap #scanning #security #tutorial
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2 min read
Golang Fundamentals: Master Multidimensional Arrays, Strings, and Constants with 4 Hands-On Labs
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Golang Fundamentals: Master Multidimensional Arrays, Strings, and Constants with 4 Hands-On Labs

#go #arrays #beginners #tutorial
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2 min read
4 JavaScript Projects: Build a React Heatmap, DOM Game, Prize Draw, and Voting App
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4 JavaScript Projects: Build a React Heatmap, DOM Game, Prize Draw, and Voting App

#javascript #react #projects #tutorial
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3 min read
Jenkins Pipeline Tutorial: Git Integration, User Management & Declarative CI/CD in 5 Steps
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Jenkins Pipeline Tutorial: Git Integration, User Management & Declarative CI/CD in 5 Steps

#jenkins #pipeline #devops #tutorial
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3 min read
Git Mastery Labs: Advanced Staging, History Rewriting, and Commit Manipulation Techniques
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Git Mastery Labs: Advanced Staging, History Rewriting, and Commit Manipulation Techniques

#git #versioncontrol #tutorial #devops
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2 min read
Scikit-learn Hands-On: 5 Projects from Iris k-NN to Credit Risk Prediction
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Scikit-learn Hands-On: 5 Projects from Iris k-NN to Credit Risk Prediction

#scikitlearn #machinelearning #tutorial #creditrisk
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3 min read
3 Hands-On Kali Linux Labs: Exploring Security Tools, Building Directory Structure, and Verifying System Version
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3 Hands-On Kali Linux Labs: Exploring Security Tools, Building Directory Structure, and Verifying System Version

#kalilinux #ethicalhacking #cybersecurity #penetrationtesting
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2 min read
Docker Swarm & Registry: Hands-On Guide to Packaging, Connecting & Orchestrating Apps
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Docker Swarm & Registry: Hands-On Guide to Packaging, Connecting & Orchestrating Apps

#docker #containerization #devops #swarm
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3 min read
Ansible Core Modules: Hands-on Labs for get_url, cron, command, local_action
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Ansible Core Modules: Hands-on Labs for get_url, cron, command, local_action

#ansible #automation #devops #tutorial
1
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2 min read
NumPy Math Games: Master Array Indexing & Operations in Python
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NumPy Math Games: Master Array Indexing & Operations in Python

#numpy #python #arrays #tutorial
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2 min read
MySQL Path: 4 Hands-On Challenges for Data Entry, User Management, Multi-Table Queries & Sales Analysis
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MySQL Path: 4 Hands-On Challenges for Data Entry, User Management, Multi-Table Queries & Sales Analysis

#mysql #database #sql #tutorial
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2 min read
C++ Labs: Build Calculator, Manipulate Strings, & Master Class Inheritance
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C++ Labs: Build Calculator, Manipulate Strings, & Master Class Inheritance

#cpp #programming #oop #tutorial
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2 min read
PostgreSQL Advanced Queries & Data Types: A Practical Guide to Robust Data Management
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PostgreSQL Advanced Queries & Data Types: A Practical Guide to Robust Data Management

#postgres #database #sql #tutorial
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3 min read
HTML Text Formatting & Lists: Mastering Italic, Emphasized Text & Description Lists
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HTML Text Formatting & Lists: Mastering Italic, Emphasized Text & Description Lists

#html #formatting #webdev #tutorial
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2 min read
NumPy Arrays & Bitwise Ops: Create, Manipulate, and Explore with Python
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NumPy Arrays & Bitwise Ops: Create, Manipulate, and Explore with Python

#numpy #python #arrays #bitwise
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2 min read
RHEL 9 Hands-On: Logs, Permissions, Containers & Process Scheduling
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RHEL 9 Hands-On: Logs, Permissions, Containers & Process Scheduling

#rhel #linux #rhcsa #containers
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2 min read
Kubernetes Hands-On: Annotate, Persistent Volumes, ConfigMaps, & RBAC Explained
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Kubernetes Hands-On: Annotate, Persistent Volumes, ConfigMaps, & RBAC Explained

#kubernetes #devops #tutorial #cloudnative
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2 min read
Matplotlib Timeline & Hillshading: Advanced Plotting Techniques for Data Storytelling
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Matplotlib Timeline & Hillshading: Advanced Plotting Techniques for Data Storytelling

#matplotlib #python #visualization #datascience
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2 min read
Nmap SYN Scans & Service Discovery: A Practical Guide for Cybersecurity Beginners
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Nmap SYN Scans & Service Discovery: A Practical Guide for Cybersecurity Beginners

#nmap #cybersecurity #scanning #beginners
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3 min read
Redis Mastery: Boost Performance with Lua Scripting & Fortify Security
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Redis Mastery: Boost Performance with Lua Scripting & Fortify Security

#redis #database #scripting #security
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2 min read
Cybersecurity Shell Scripting: Build Weather & Calculator Tools with Bash Loops & File Ops
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Cybersecurity Shell Scripting: Build Weather & Calculator Tools with Bash Loops & File Ops

#cybersecurity #bash #scripting #tutorial
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3 min read
Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs
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Redis Hands-On: Master Hashes, Persistence, Lua, & HyperLogLog with 5 Practical Labs

#redis #tutorial #database #caching
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3 min read
MongoDB Hands-On: Delete Data, Create Indexes & Master Queries
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MongoDB Hands-On: Delete Data, Create Indexes & Master Queries

#mongodb #database #nosql #tutorial
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2 min read
Java Data Transformation: Enum to String, List to Array, Stream to Array & More
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Java Data Transformation: Enum to String, List to Array, Stream to Array & More

#java #conversion #tutorial #beginners
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3 min read
C Programming Labs: Dynamic Memory, Pointers & Global Variables for Data Analysis
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C Programming Labs: Dynamic Memory, Pointers & Global Variables for Data Analysis

#c #memory #pointers #tutorial
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3 min read
MongoDB Data Operations: Filter, Insert, and Delete Collections
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MongoDB Data Operations: Filter, Insert, and Delete Collections

#mongodb #nosql #database #tutorial
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2 min read
RHEL Lab: Conditional Scripting, User Management & LVM Storage
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RHEL Lab: Conditional Scripting, User Management & LVM Storage

#rhel #linux #scripting #lvm
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2 min read
Ansible Core Modules & Inventory: Script, Command, and Groups for IT Automation
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Ansible Core Modules & Inventory: Script, Command, and Groups for IT Automation

#ansible #automation #itautomation #configuration
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2 min read
C++ Path Labs: Operators, Flow Control & Matrix Operations Tutorial
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C++ Path Labs: Operators, Flow Control & Matrix Operations Tutorial

#c #programming #tutorial #labs
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2 min read
Redis Essentials: Hands-On Key-Value & Data Management Tutorial
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Redis Essentials: Hands-On Key-Value & Data Management Tutorial

#redis #tutorial #keyvalue #beginners
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2 min read
Hydra Tutorial: Hands-On Labs for Telnet & HTTP Credential Attacks
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Hydra Tutorial: Hands-On Labs for Telnet & HTTP Credential Attacks

#hydra #penetration #cybersecurity #tutorial
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2 min read
Git Essentials: Create Repo, Delete Branches & Master Fixup Commits
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Git Essentials: Create Repo, Delete Branches & Master Fixup Commits

#git #versioncontrol #developertools #tutorial
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2 min read
NumPy Path Experiments: Array Access, File I/O, and Advanced Numerical Computing
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NumPy Path Experiments: Array Access, File I/O, and Advanced Numerical Computing

#numpy #python #datascience #tutorial
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3 min read
MySQL Views & Window Functions: Advanced Data Analysis Techniques
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MySQL Views & Window Functions: Advanced Data Analysis Techniques

#mysql #views #windowfunctions #dataanalysis
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2 min read
Redis Fundamentals: Hands-On Labs for Basic Data Management & Key-Value Operations
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Redis Fundamentals: Hands-On Labs for Basic Data Management & Key-Value Operations

#redis #tutorial #beginners #data
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2 min read
Shell Path Experiments: Hands-On Tutorials for Linux Command History, User Search & Filesystem Monitoring
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Shell Path Experiments: Hands-On Tutorials for Linux Command History, User Search & Filesystem Monitoring

#shell #linux #scripting #automation
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2 min read
Kali Linux Path Tutorial: Build Tool Directory, Manage Users & Files
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Kali Linux Path Tutorial: Build Tool Directory, Manage Users & Files

#kalilinux #cybersecurity #ethicalhacking #linux
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2 min read
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